Sr3P4

ceramic

· JVASP-11175· Sr3P4

Sr3P4 is a strontium phosphide ceramic compound belonging to the phosphide family of inorganic materials. This is a research-stage material primarily studied for its potential in optoelectronic and semiconductor applications, where its wide bandgap and ionic bonding characteristics may offer advantages in high-temperature or radiation-resistant device environments. Interest in this material stems from the broader phosphide ceramic family's role in advanced electronics and materials science exploration, though Sr3P4 itself has not achieved widespread industrial deployment.

semiconductor researchwide-bandgap optoelectronicshigh-temperature ceramicsradiation-resistant materialsphosphide compound developmentmaterials exploration

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1273	lb/in³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.8600	eV	DFT · OptB88vdW
↳	1.249	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	10.98	-	DFT · OptB88vdW
↳	8.716	-	DFT · TBmBJ
Electron Effective Mass(m*e)	1.080	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.063	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00170	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00127	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-243.4	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	338.9	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	33.35	%	DFT · TBmBJ

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.077	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

Sr3P4 — Properties & Data | MatWorld

Sr3P4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental